CN105139740B - A kind of elevator HWIL simulation trainer - Google Patents
A kind of elevator HWIL simulation trainer Download PDFInfo
- Publication number
- CN105139740B CN105139740B CN201510562575.7A CN201510562575A CN105139740B CN 105139740 B CN105139740 B CN 105139740B CN 201510562575 A CN201510562575 A CN 201510562575A CN 105139740 B CN105139740 B CN 105139740B
- Authority
- CN
- China
- Prior art keywords
- elevator
- component
- emulation
- data exchange
- switch board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
Landscapes
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
Abstract
The invention discloses a kind of elevator HWIL simulation trainer, including control system, control button, moving parts, data exchange component, emulation component and display module, control button is connected with switch board, moving parts and data exchange component are connected with switch board, data exchange component is connected by speed probe with moving parts, emulation component is connected with data exchange component, and display module is connected with emulation component；Switch board is received after the signal of control button, powered motion component is operated, the rotating speed of speed probe detection moving parts is simultaneously sent to data exchange component, emulation component is sent to after being converted into rotary speed data protocol format, threedimensional model is driven to produce corresponding actions and show, the status information of threedimensional model is sent to switch board by emulation component, and switch board carries out corresponding speed or start-up and shut-down control according to status information to moving parts.The device of the present invention has the advantages that simple in construction, small volume, efficiency of teaching are high.
Description
Technical field
The invention mainly relates to elevator technology field, refer in particular to a kind of elevator electrical installation and debugging and trouble hunting half is in kind
Simulation training device.
Background technology
With being continuously increased for depth of building, elevator turns into equipment essential in skyscraper, elevator industry hair
Exhibition is rapid, thus, and the staff training of installation, debugging and the maintenance of lift facility will face great challenge, in universities
In skills training mechanism, elevator relevant speciality has generally opened up elevator installation, debugged and has safeguarded correlated curriculum, and lift facility
Electric control system installation, debugging and maintenance again be very important part therein, wherein, electric control system
Related experiment, real training be then essential practice.
Using scaled elevator machine part mould country's electrical control system of elevator experimental real-training teaching aid at present more
Type and the electric control system simplified combine composition, and mechanical part model generally comprises each layer elevator door, car, multilayer hoistway etc.
Structure, mechanical structure is complex, if frequency of use is excessive, easily causes damage, adds instruction cost, and influence teaching to imitate
Rate.Because in the market elevator species is various, price is higher, volume is larger, the electrical control system of elevator based on real equipment is real
The construction cost for testing real training facility is higher, teaching resource will be caused to lack, and student puts into practice the situation that technical ability cannot be trained, because
This, the research and development of the related experiments supporting practical training equipment of installation and debugging and the trouble hunting of electrical control system of elevator seem outstanding
To be important, during teaching practice, change current in the urgent need to there is a kind of device that can take into account teaching efficiency and resource input
Situation.
The content of the invention
The technical problem to be solved in the present invention is that：The technical problem existed for prior art, the present invention provides one
Plant the high elevator HWIL simulation trainer of simple in construction, efficiency of teaching.
In order to solve the above technical problems, technical scheme proposed by the present invention is：
A kind of elevator HWIL simulation trainer, including electrical control system of elevator, elevator controlling button, motor movement
Component, data exchange component, emulation component and display module, the elevator controlling button are connected with the elevator control cabinet,
The motor movement component and data exchange component are connected with elevator electrical switch board, and the data exchange component passes through rotating speed
Sensor is connected with motor movement component, and the emulation component is connected with data exchange component, the display module and emulation group
Part is connected；The elevator electrical switch board is received after the button signal of elevator controlling button, the operating of motor moving parts, institute
After the rotating speed for stating speed probe detection motor movement component, tach signal is sent to data exchange component, the data are handed over
Change component and rotary speed data is sent to emulation component, the emulation component drives car three according to rotary speed data in virtual environment
Dimension module and layer door threedimensional model produce corresponding actions and simultaneously shown on display module, and the emulation component is by virtual environment
The status information of middle elevator threedimensional model is sent to elevator electrical switch board, the elevator electrical control by data exchange component
Cabinet carries out corresponding speed or start-up and shut-down control according to the status information of elevator threedimensional model in virtual environment to motor movement component.
Preferably, the elevator threedimensional model include elevator in hoistway, car, traction motor, limiter of speed, to pouring weight,
Buffer, layer door gear, elevator rail, lighting device, air interchanger, travel switch and location switch.
Preferably, the motor movement component includes traction motor and the electromechanical machine of door.
Preferably, the emulation component is connected with the display module, data exchange component and elevator electrical switch board phase
Even；Emulation component carries out data exchange by data exchange component and elevator electrical switch board.
Preferably, the status information of elevator threedimensional model includes being used to detect motion in virtual environment in the virtual environment
Threedimensional model location status information each virtual travel switch and location switch status information, elevator electrical control
Cabinet according to data exchange component transmission come virtual environment in elevator threedimensional model status information to motor movement component carry out
Corresponding speed is adjusted or start-up and shut-down control.
Compared with prior art, the advantage of the invention is that：
The elevator HWIL simulation trainer floor space of the present invention is small, it is not necessary to specially build the structures such as hoistway, can
Be arranged in routine experimentation Training Room, and can centralized layout, can arrange multiple in the same space, cost is low, be conducive to concentrating and teach
Learn, in teaching process, energy resource consumption is less, element consumption is small, and noise is small, operation is directly perceived, and teaching efficiency is good.
Brief description of the drawings
Fig. 1 is frame structure schematic diagram of the invention.
Fig. 2 is the structural representation of elevator controlling button in the present invention.
Fig. 3 is the structural representation of control assembly in the present invention.
Fig. 4 is the arrangement schematic diagram of each part of the invention.
Fig. 5 is the method flow diagram in the present invention.
Label declaration in figure：1st, elevator controlling button；2nd, elevator electrical switch board；3rd, traction motor；4th, the electromechanical machine of door；5、
Speed probe；6th, data exchange component；7th, emulation component；8th, display module.
Embodiment
Below in conjunction with Figure of description and specific embodiment, the invention will be further described.
As shown in Figures 1 to 5, the elevator HWIL simulation trainer of the present embodiment, including electrical control system of elevator
(i.e. elevator electrical switch board 2), elevator controlling button 1, motor movement component, data exchange component 6, emulation component 7 and aobvious
Show component 8, elevator controlling button 1 is connected with elevator control cabinet, motor movement component and data exchange component 6 are and elevator electrical
Switch board 2 is connected, and data exchange component 6 is connected by speed probe 5 with motor movement component, and emulation component 7 is handed over data
Change component 6 to be connected, display module 8 is connected with emulation component 7；Elevator electrical switch board 2 receives the button letter of elevator controlling button 1
After number, the operating of motor moving parts, speed probe 5 is detected after the rotating speed of motor movement component, and tach signal is sent
To data exchange component 6, rotary speed data is sent to emulation component 7 by data exchange component 6, and emulation component 7 is according to rotary speed data
Car threedimensional model and layer door threedimensional model is driven to produce corresponding actions and shown on display module 8 in virtual environment
Show, the status information of elevator threedimensional model in virtual environment is sent to elevator electrical by emulation component 7 by data exchange component 6
Switch board 2, elevator electrical switch board 2 is carried out according to the status information of elevator threedimensional model in virtual environment to motor movement component
Corresponding speed or start-up and shut-down control.The elevator HWIL simulation trainer floor space of the present invention is small, it is not necessary to specially build well
The structures such as road, may be arranged in routine experimentation Training Room, and energy centralized layout, can arrange multiple in the same space, cost is low, has
Beneficial to Concentration education, in teaching process, energy resource consumption is less, and element consumption is small, and noise is small, and operation is directly perceived, and teaching efficiency is good.
In the present embodiment, elevator threedimensional model include elevator in hoistway, car, traction motor 3, limiter of speed, to pouring weight,
Buffer, layer door gear, elevator rail, lighting device and air interchanger, and each correspondence position is provided with virtual stroke opened
Close and location switch.
In the present embodiment, elevator electrical switch board 2 uses the control system (including frequency converter etc.) of true elevator, for student
Carry out the installation and debugging training of electric control system；The panel of elevator controlling button 1 includes outer call area and interior call area, such as Fig. 2
It is shown.In the present embodiment, motor movement component includes traction motor 3 and the electromechanical machine 4 of door, the wherein electromechanical machine 4 of traction motor 3 and door
Substituted, operated for simulating true traction motor 3 and the electromechanical machine 4 of door using small-power ac motor；Speed probe 5 is used
In each motor speed of measurement；Data exchange component 6 is made up of SCM system or PLC, mainly responsible emulation component 7 and elevator
The data exchange of electrical control cabinet 2；Emulation component 7 is general high-performance calculation machine platform, and three-dimensional artificial running software is flat in this
On platform, each motor speed data and status information that three-dimensional artificial software is sent according to data exchange component 6 are virtual to drive
Correspondence elevator threedimensional model component actuation in environment, and be responsible for each virtual travel switch and location switch in elevator threedimensional model
The controller that is fed back to by data exchange component 6 in elevator electrical switch board 2 of status information.The simulation training dress of the present invention
The elevator put mechanical part (including hoistway, car, traction motor 3, limiter of speed, to pouring weight, buffer, layer door gear, rail
Road, lighting device, air interchanger etc.) emulation component 7 and display module 8 (large screen display) are passed through using virtual reality technology
To show.Electric installation and debugging and trouble hunting the training operation of student is in the electrical control system of elevator consistent with true elevator
Upper to complete, the mechanical action such as switch gate and car motion of elevator is corresponding by three-dimensional artificial software-driven in emulation component 7
Elevator threedimensional model shows that student experiences true elevator by large screen display and stereo set on display module 8
Run action and sound so as to student provide height live feeling of immersion training environment.
In the present embodiment, the status information of elevator threedimensional model includes being used to detect motion in virtual environment in virtual environment
Threedimensional model location status information each virtual travel switch and location switch data, the basis of elevator electrical switch board 2
The status information of elevator threedimensional model carries out correspondence speed to motor movement component in the virtual environment that the transmission of data exchange component 6 comes
Degree regulation or start-up and shut-down control.
In the present embodiment, emulation component 7 is connected with the display module 8, data exchange component 6 and elevator electrical switch board
2 are connected；Emulation component 7 carries out data exchange by data exchange component 6 and elevator electrical switch board 2.
In the present embodiment, the present invention uses the structure of fixation kit and replaceable component, and fixation kit includes elevator controlling
The electromechanical machine 4 of the panel of button 1, traction motor 3, door, speed probe 5, data exchange component 6, emulation component 7, display module 8,
Replaceable component is elevator electrical switch board 2, the training of the elevator electrical system to carry out a certain model, only need to be by elevator electricity
Gas switch board 2 is substituted for the switch board of the model elevator, and calls the threedimensional model of the type elevator i.e. in dummy emulation system
The simulation training environment of the model elevator more can be really provided.
The workflow of the simulation training device of the present invention is as follows：
The training object of wherein student is electrical control system of elevator, and teacher can be set according to different training goals to be appointed
Business, installation, hardware and software debugging, the trouble hunting training of such as electrical control system of elevator, student is completed after training mission, by elevator
In the access system of electrical control cabinet 2, the dummy emulation system software in emulation component 7 is opened, data exchange component 6 is connected and adjusts
With the threedimensional model of the type elevator, system enters simulation run state.
If the software and hardware system of elevator electrical switch board 2 all fault-frees, then after outer hall buttons obtains instruction, elevator electricity
The controller of gas switch board 2 is operated by the electromechanical machine 4 of door-inverter control emulation door in cabinet, and speed probe 5 measures imitative
The rotating speed is simultaneously sent to emulation component 7 by the electromechanical rotating speed of machine 4 of true door by data exchange component 6, and virtual emulation software is according to institute
The elevator door switch door in the elevator threedimensional model under the proportional driving virtual environment of rotating speed is obtained, after elevator door is opened, is set up
Virtual enabling location switch in the virtual environment signal in place that will open the door feeds back to elevator electrical control by data exchange component 6
Controller in cabinet 2 processed, controller control emulation door motor is out of service.
After interior hall buttons obtains floor instruction, the controller of elevator electrical switch board 2 passes through the traction frequency conversion in cabinet
Device control emulation traction motor 3 is operated, and speed probe 5 measures motor speed and passed the rotating speed by data exchange component 6
Emulation component 7 is delivered to, virtual emulation software is according in the elevator threedimensional model under the proportional driving virtual environment of gained rotating speed
Lift car is lifted, and elevator car position information is passed through data exchange component 6 by the virtual floor travel switch in virtual environment
The controller of elevator electrical switch board 2 is passed to, controller adjusts the operating of traction motor 3, until reaching purpose floor.
In virtual environment, there is the miscellaneous functions such as floor is shown, running status is shown, illuminated in elevator threedimensional model,
Interface is provided with visual angle effect button, and the visual angles such as the interior, floor elevator mouthful of display elevator hoistways, car may be selected, are conducive to student
Whole elevator components running status is learnt.
The elevator HWIL simulation trainer of the present invention can complete electrical control system of elevator related experiment real training, such as right
The operational factor of electrical control system of elevator carries out initial setting up, debugging, each operating mode operation test, and car is started, accelerates, subtracted
Speed, leveling accuracy experiment, the experiment of switch gate time, can equally complete electric life controller programming, debugging training and electricity
Gas control system most common failure excludes training etc..
It the above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
For those of ordinary skill, some improvements and modifications without departing from the principles of the present invention should be regarded as the protection of the present invention
Scope.
Claims (3)
1. a kind of elevator HWIL simulation trainer, it is characterised in that including elevator electrical switch board, elevator controlling button
(1), motor movement component, data exchange component (6), emulation component (7) and display module (8), the elevator controlling button
(1) be connected with the elevator control cabinet, the motor movement component and data exchange component (6) with elevator electrical switch board
(2) it is connected, the data exchange component (6) is connected by speed probe (5) with motor movement component, the emulation component
(7) it is connected with data exchange component (6), the display module (8) is connected with emulation component (7)；The elevator electrical switch board
(2) after the button signal for receiving elevator controlling button (1), the operating of motor moving parts, speed probe (5) detection
After the rotating speed of motor movement component, tach signal is sent to data exchange component (6), the data exchange component (6) will turn
Fast Data Concurrent gives emulation component (7), and the emulation component (7) drives car three-dimensional according to rotary speed data in virtual environment
Model and layer door threedimensional model produce corresponding actions and shown on display module (8), and the emulation component (7) will be virtual
The status information of elevator threedimensional model is sent to elevator electrical switch board (2), the electricity by data exchange component (6) in environment
Terraced electrical control cabinet (2) carries out corresponding speed according to the status information of elevator threedimensional model in virtual environment to motor movement component
Or start-up and shut-down control；
The elevator threedimensional model include elevator in hoistway, car, traction motor (3), limiter of speed, to pouring weight, buffer, layer
Door gear, elevator rail, lighting device, air interchanger, travel switch and location switch；The motor movement component includes traction
Motor (3) and the electromechanical machine (4) of door；
The workflow of the elevator HWIL simulation trainer is as follows：
The training object of wherein student is electrical control system of elevator, and teacher sets training mission according to different training goals,
Training mission is installation, hardware and software debugging or the trouble hunting training of electrical control system of elevator, and student is completed after training mission,
In elevator electrical switch board (2) access system, dummy emulation system software in emulation component (7) will be opened, and connection data are handed over
Change component (6) and call the threedimensional model of the elevator, system enters simulation run state；
If elevator electrical switch board (2) software and hardware system all fault-frees, then after outer hall buttons obtains instruction, elevator electrical
The controller of switch board (2) is operated by the electromechanical machine (4) of door-inverter control emulation door in cabinet, and speed probe (5) is surveyed
Electromechanical machine (4) rotating speed of door must be emulated and the rotating speed is sent to by emulation component (7), virtual emulation by data exchange component (6)
Elevator door switch door of the software in the elevator threedimensional model under the proportional driving virtual environment of gained rotating speed, when elevator door is beaten
After opening, by enabling, signal passes through data exchange component (6) feedback to the virtual enabling location switch being built in virtual environment in place
Controller into elevator electrical switch board (2), the electromechanical machine (4) of controller control emulation door is out of service；
After interior hall buttons obtains floor instruction, the controller of elevator electrical switch board (2) passes through the traction frequency converter in cabinet
Control emulation traction motor (3) operating, speed probe (5) measures motor speed and by data exchange component (6) by this turn
Speed is sent to emulation component (7), and virtual emulation software is according to the three-dimensional mould of elevator under the proportional driving virtual environment of gained rotating speed
Elevator car position information is passed through data exchange by the virtual floor travel switch in the lift car lifting in type, virtual environment
Component (6) passes to the controller of elevator electrical switch board (2), the operating of controller regulation traction motor (3), until reaching mesh
Floor.
2. elevator HWIL simulation trainer according to claim 1, it is characterised in that the emulation component (7) with
The display module (8) is connected, and data exchange component (6) is connected with elevator electrical switch board (2)；Emulation component (7) passes through number
According to exchange component (6) data exchange is carried out with elevator electrical switch board (2).
3. elevator HWIL simulation trainer according to claim 2, it is characterised in that elevator in the virtual environment
The status information of threedimensional model include being used for detecting the threedimensional model location status information moved in virtual environment each is virtual
The status information of travel switch and location switch, the elevator electrical switch board (2) according to data exchange component (6) transmit come
The status information of elevator threedimensional model carries out corresponding speed regulation or start-up and shut-down control to motor movement component in virtual environment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510562575.7A CN105139740B (en) | 2015-09-07 | 2015-09-07 | A kind of elevator HWIL simulation trainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510562575.7A CN105139740B (en) | 2015-09-07 | 2015-09-07 | A kind of elevator HWIL simulation trainer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105139740A CN105139740A (en) | 2015-12-09 |
| CN105139740B true CN105139740B (en) | 2017-11-07 |
Family
ID=54725066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510562575.7A Expired - Fee Related CN105139740B (en) | 2015-09-07 | 2015-09-07 | A kind of elevator HWIL simulation trainer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105139740B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105869482B (en) * | 2016-05-13 | 2018-05-22 | 江南大学 | A kind of multifunctional maglev elevator controlling Teaching instrument |
| CN106228859A (en) * | 2016-08-08 | 2016-12-14 | 顾德仁 | Elevator electrical real training and checking device |
| CN107767720A (en) * | 2016-08-18 | 2018-03-06 | 天津康途科技有限公司 | A kind of elevator maintenance training system using virtual reality technology |
| CN106875474A (en) * | 2017-02-16 | 2017-06-20 | 北京通正设施设备有限公司 | A kind of virtual elevator system |
| CN106875473A (en) * | 2017-02-16 | 2017-06-20 | 北京通正设施设备有限公司 | A kind of method that virtual elevator is set up under reality environment |
| CN108928696B (en) * | 2017-11-20 | 2019-12-27 | 湖南华瑞达生物科技有限公司 | Unity 3D-based elevator monitoring method |
| CN109830164A (en) * | 2019-01-30 | 2019-05-31 | 西南石油大学 | One kind having the function of even running and the lower teaching consuming energy ladder model of energy consumption |
| CN109969893B (en) * | 2019-04-09 | 2024-07-19 | 普林志教育科技(厦门)有限公司 | Elevator training platform |
| CN112002153A (en) * | 2020-09-09 | 2020-11-27 | 广州特种机电设备检测研究院 | Elevator inspection training examination system and method with high safety |
| CN115662233A (en) * | 2022-11-01 | 2023-01-31 | 四川轻化工大学 | Experiment teaching system and method based on semi-physical simulation |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201340673Y (en) * | 2009-01-22 | 2009-11-04 | 深圳职业技术学院 | Simulation training module of intelligent multi-layer elevator |
| CN202584541U (en) * | 2012-08-17 | 2012-12-05 | 山东栋梁科技设备有限公司 | A teaching elevator training device containing multiple control modes of PLC, single chip machine, and computer |
| CN203573559U (en) * | 2013-12-02 | 2014-04-30 | 辽宁机电职业技术学院 | Teaching design and training system of elevator |
| CN104760853A (en) * | 2014-03-11 | 2015-07-08 | 北京博锐尚格节能技术股份有限公司 | Monitoring and controlling method, device and system for elevator running |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4346180B2 (en) * | 1998-11-11 | 2009-10-21 | 株式会社バンダイナムコゲームス | 3D simulation apparatus and method |
-
2015
- 2015-09-07 CN CN201510562575.7A patent/CN105139740B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201340673Y (en) * | 2009-01-22 | 2009-11-04 | 深圳职业技术学院 | Simulation training module of intelligent multi-layer elevator |
| CN202584541U (en) * | 2012-08-17 | 2012-12-05 | 山东栋梁科技设备有限公司 | A teaching elevator training device containing multiple control modes of PLC, single chip machine, and computer |
| CN203573559U (en) * | 2013-12-02 | 2014-04-30 | 辽宁机电职业技术学院 | Teaching design and training system of elevator |
| CN104760853A (en) * | 2014-03-11 | 2015-07-08 | 北京博锐尚格节能技术股份有限公司 | Monitoring and controlling method, device and system for elevator running |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105139740A (en) | 2015-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105139740B (en) | A kind of elevator HWIL simulation trainer | |
| CN106128210B (en) | A kind of airborne radar Repair Training System and its control method | |
| CN107705643A (en) | Teaching method and its device are presided over by a kind of robot | |
| CN106782022A (en) | Six degree of freedom bank bridge counterweight simulator | |
| CN107067858A (en) | A kind of three-dimensional simulation training system of goat | |
| CN102768809B (en) | Coal mine auxiliary shaft hoisting system virtual practical training operation system and method | |
| CN202584541U (en) | A teaching elevator training device containing multiple control modes of PLC, single chip machine, and computer | |
| CN204130068U (en) | Impart knowledge to students with program control elevator Practical training equipment | |
| CN202584543U (en) | Simulating training device of multi-rope friction mine hoist | |
| CN106781928B (en) | Virtual-real combined crane electric control simulation system | |
| CN102097028B (en) | Pump unit training simulator | |
| CN203474147U (en) | Elevator electrical commissioning simulation device | |
| Irmak et al. | Development of a real time monitoring and control system for PLC based elevator | |
| CN201662930U (en) | Testing elevator for teaching | |
| CN109637260A (en) | Locomotive teaching training system | |
| CN209486483U (en) | automatic control simulation device | |
| CN205609055U (en) | Real standard platform of modularization pile up neatly machine people | |
| CN202771709U (en) | Two-degree-of-freedom simulation operation system based on link mechanism and used for fully-mechanized excavating machine | |
| CN202758522U (en) | Overweight and weightlessness experiment demonstrator | |
| Dong et al. | Research on overhead crane training system and its construction based on virtual reality | |
| CN206946740U (en) | A kind of VR helmets are shown, the drill jumbo analog machine of free degree platform | |
| CN203573559U (en) | Teaching design and training system of elevator | |
| CN208969981U (en) | Elevator model for teaching | |
| CN208368011U (en) | Elevator Teaching Model based on PLC touch screen control | |
| CN105869482A (en) | Multifunctional magnetic levitation elevator control demonstration instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 Termination date: 20180907 |